[Guide] Flash Bricked - Bootloop LG G4 (LG H81510B) Using LG Flash Tool (KDZ method).

Flash LG G4 (LG H81510B). This smartphone is the android smartphone which announced in April 2015 and exactly released on 2015, April. Guidebelajar on this guide will explain to you how to flashing android device on LG G4 (LG H81510B) with an easy and simple step. Flashing in android is the same way like a fresh install on the windows PC, So by performing a flash on Android, you will give a new performance like a new phone. One reason that you should perform a flash your android is because your android gets a boot loop or when you failed to install Stock ROM Mod. 

This LG G4 (LG H81510B) is the smartphone with 5,5 IPS LCD capacitive touchscreen, 16M colors, work on Android OS, v5.1.1 (Lollipop), upgradable to v6.0 (Marshmallow) and supported with Quad-core 1.44 GHz Cortex-A53 & dual-core 1.82 GHz Cortex-A57 CPU, Qualcomm MSM8992 Snapdragon 808 chipset, combined with 3 GB of RAM and 16 MP of  Main camera and 8 MP on secondary camera. 

Now, follow the instruction list bellow, do it with your own risk.

Requirement Tool For Flash LG G4 (LG H81510B).

Before you perform flash or install your firmware on LG G4 (LG H81510B),
you must download all requirement tool below;

1. Download Stock Rom LG G4 (LG H81510B).
• This Stock is KDZ file, remember to copy this KDZ file into LG Flash Tool 2014 folder
• Download KDZ file. 
2. Download Driver LG:  
3. Latest LG FlashTool: 

#1. Guide To Flash LG G4 (LG H81510B)

Please follow this guide carefully to flash LG G4 (LG H81510B).

1. Make sure you have download all requirement tool above
2. Then Install the drivers with your phone connected to your Computer, when it finished disconnecting your LG G4 (LG H81510B) phone from your computer.
3. Now turn your LG G4 (LG H81510B) phone off, then continuously click on the volume up button and connect your phone to your PC, 
4. Now, enter your LG G4 (LG H81510B) into download mode.  (visit this guide)
5. Run LGFlashTool2014.exe.
6. If you cannot run LGFlashTool2014.exe, You must install Visual C++ Runtime Library, 
7. There are two options to flash your LG G4 (LG H81510B).
• Normal Flash: You can select this option if you want Flash ROM without losing any data. Only use this when you need to fix system error.
• CSE Flash: You can choose this option when you need a fresh format. All data will be deleted. It's suitable for upgrading or downgrading ROM or simply use this when you need to back to Stock.



LG flash tool normal flash / CSE flash

8. Select Type: CDMA
9. PhoneMode: DIAG
10. Select KDZ file: browse your KDZ file in your drive
11. Then you can Click on Normal Flash or CSE Flash (see step 7 to decide this option)
12. Then click Start.

    

    LG flash tool - start

13. Then click on Clear Phone Software update registry.

    

    Lg flash tool - Clear Phone Software update registry.

14. No need to choose the desired language, it automatically changes to English as a default setting.
15. Finally, you can click OK.
16. You must wait a minute for the LG Mobile Support tool to recognize the LG G4 (LG H81510B )  device.
17. When you wait this process, may take 5 minutes the tool to recognize it.
18. The software will start the extraction on your device.
19. When the process reach 100% your LG G4 (LG H81510B)  will reboot.
20. Then, you must Unplug your LG G4 (LG H81510B)  from your computer by remove USB Cable from it.,
21. Finish,

#2. Guide To Flash LG G4 (LG H81510B)

If #1 method is failed to flash your LG Android device, you can use this second method, flashing LG device using R&D Test Tool. Here